The Legend of Korra is set in the Avatar universe as a spin-off of Avatar: The Last Airbender. The new series takes place seventy years after the end of the Avatar: The Last Airbender story arc with new characters and settings. The protagonist of the new series, Korra, the Avatar after Aang, is a hot-headed and rebellious young woman from the Southern Water Tribe who is ready to take on the world. The series follows Korra as she faces an Anti-bending Revolution while mastering the art of airbending from Aang and Katara's son, Tenzin.

The action of the TV series is set about 70 years after the avatar Aangâ€™s victory over the Lord of Fire. Korra has mastered the magic of water, earth and fire. She must learn the last element- the magic of air. Only son of Aang and Katara â€“ Tenzin could help her in this. Korra lives in a Republic City. Republic City â€“ a place where live all nations together.

Korra engaged in an air scooter race with Tenzinâ€™s kids. Korra uses the Avatar State to win the race and eventually gets scolded by Tenzin for doing so. Tenzin tells Korra that she has a long way to go before she masters air bending, but Korra openly disagrees and proves it by bending some air at the near-by bushes. Bumi comes in with some comic-relief and says that Korraâ€™s air bending looks pretty good to him.

Two weeks after Harmonic Convergence, Republic City is still covered in vines, and after Korra canâ€™t remove them, President Raiko orders her out of the city. After people all over the world, including Bumi, suddenly discover their ability to bend air, Tenzin, Korra and her friends embark on an airship trip to recruit them for the Air Nomads. Meanwhile, a dangerous criminal, Zaheer escapes from a remote prison thanks to his new airbending skills.

In the season 4 Avatar Korra broken and bruised and she begins a journey of self-discovery and survival in a new world where the strong prey upon the weak. When an aggressive military force rises up led by the power hungry Kuvira, the fate of the Earth Kingdom hangs in the balance and only the Avatar can set things right.